Diffuser



FIG. 1 is a perspective view of a first embodiment of a diffuser,

FIG. 2 is a front view thereof,

FIG. 3 is a rear view thereof,

FIG. 4 is a left-side view thereof,

FIG. 5 is a right-side view thereof,

FIG. 6 is a top view thereof,

FIG. 7 is a bottom view thereof;

FIG. 8 is a perspective view of a second embodiment of a diffuser,

FIG. 9 is a front view thereof,

FIG. 10 is a rear view thereof,

FIG. 11 is a left-side view thereof,

FIG. 12 is a right-side view thereof,

FIG. 13 is a top view thereof; and,

FIG. 14 is a bottom view thereof.

The broken line showing portion of the diffuser is included for the purpose of illustrating environmental structure and forms no part of the claimed design. 

The ornamental designs for a diffuser, as shown and described. 